Data Zone
The site was identified as important in 2002 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.
Populations meeting IBA criteria ('trigger species') at the site:| Species | Red List1 | Season | Year(s) | Size | IBA criteria |
|---|---|---|---|---|---|
| Greylag Goose Anser anser | LC | passage | 1997-2000 | 1,500-3,000 individuals | C3 |
| Bean Goose Anser fabalis | LC | passage | 1997-2000 | 10,000-20,000 individuals | C3 |
| Greater White-fronted Goose Anser albifrons | LC | passage | 1997-2000 | 1,000-3,000 individuals | C3 |
| Ferruginous Duck Aythya nyroca | NT | breeding | 1997-2000 | 25-30 breeding pairs | C1 |
| Mallard Anas platyrhynchos | LC | passage | 1997-2000 | 30,000 individuals | C3 |
| Eurasian Bittern Botaurus stellaris | LC | breeding | 1997-2000 | 30-40 breeding pairs | C2, C6 |
| Pied Avocet Recurvirostra avosetta | LC | breeding | 1997-2000 | 15-25 breeding pairs | C6 |
| Mediterranean Gull Larus melanocephalus | LC | breeding | 1997-2000 | 6-25 breeding pairs | C6 |
| Bluethroat Luscinia svecica | LC | breeding | 1997-2000 | 40 breeding pairs | C6 |
| A4iii Species group - waterbirds | n/a | winter | 1993 | 20,000-49,999 individuals | A4iii, C4 |
| A4iii Species group - waterbirds | n/a | passage | 1993-1994 | 20,000-49,999 individuals | A4iii, C4 |
1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2002) may differ.
| Year | Protected Area | Designation | % overlap with IBA |
|---|---|---|---|
| 1996 | Rétszilasi-tavak | Természetvédelmi Terület | 28 |
| 1997 | Sárvíz-völgye | Tájvédelmi Körzet | 68 |
| 1997 | Rétszilas Fishponds Nature Conservation Area | Ramsar Site, Wetland of International Importance | 28 |
| 2004 | Sárvíz völgye | Special Protection Area (Birds Directive) | 89 |
| Habitat1 | Habitat detail | % of IBA |
|---|---|---|
| Artificial/Terrestrial | Arable land, Forestry plantations, Other urban and industrial areas | 40 |
| Wetlands (inland) | Standing freshwater, Water fringe vegetation | 25 |
| Grassland | Steppes and dry calcareous grassland, Humid grasslands, Mesophile grasslands | 20 |
| Forest | Broadleaved deciduous woodland, Alluvial and very wet forest | 15 |
| Land use | % of IBA |
|---|---|
| hunting | 60 |
| agriculture | 40 |
| water management | 25 |
| fisheries/aquaculture | 20 |
| forestry | 15 |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Sárvíz Valley (Hungary). Downloaded from
https://datazone.birdlife.org/site/factsheet/sárvíz-valley-iba-hungary on 22/11/2024.